Dec 11 12:13:48.726 INFO checking overlandandseas/web-socket-rust-demo against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 11 12:13:48.726 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-0/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +aa9aa79c3c583aab59ac9134542d60a780c35e2e-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 11 12:13:48.971 INFO [stdout] 1402a6065e8358e64731a609fcdccd8777c9d37fa68be5e16d2e2b3df4344feb
Dec 11 12:13:48.973 INFO running `"docker" "start" "-a" "1402a6065e8358e64731a609fcdccd8777c9d37fa68be5e16d2e2b3df4344feb"`
Dec 11 12:13:49.373 INFO [stderr] usermod: no changes
Dec 11 12:13:49.493 INFO [stderr]    Compiling openssl-sys v0.9.28
Dec 11 12:13:49.494 INFO [stderr]     Checking env_logger v0.5.8
Dec 11 12:13:51.012 INFO [stderr]    Compiling openssl v0.9.24
Dec 11 12:13:54.074 INFO [stderr]     Checking ws v0.7.6
Dec 11 12:13:56.592 INFO [stderr]     Checking web-sockets-modules v0.1.0 (/source)
Dec 11 12:13:58.368 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.97s
Dec 11 12:13:58.372 INFO [stderr] su: No module specific data is present
Dec 11 12:13:59.624 INFO running `"docker" "inspect" "1402a6065e8358e64731a609fcdccd8777c9d37fa68be5e16d2e2b3df4344feb"`
Dec 11 12:13:59.884 INFO running `"docker" "rm" "-f" "1402a6065e8358e64731a609fcdccd8777c9d37fa68be5e16d2e2b3df4344feb"`
Dec 11 12:14:00.216 INFO [stdout] 1402a6065e8358e64731a609fcdccd8777c9d37fa68be5e16d2e2b3df4344feb